Who is Tinsley Mortimer? On Monday, March 6, People Magazine shared a sneak peek at the upcoming 9th season of "The Real Housewives of New York City" and in the preview, fans are introduced to the cast's newest addition, who is described by the outlet as a "socialite, fashion designer and reality TV personality."

After production wrapped on the series' eighth season last year, the show's new cast member, Jules Wainstein, embarked on a messy split from her husband and decided to leave the show. Months later, Bravo TV chose to bring Mortimer to the series to replace her and soon, fans will watch as the socialite attempts to fit in with the cast of the long-running reality show.

Tinsley Mortimer was arrested last year

In the sneak peek, Mortimer is asked if she has a mug shot and in response, she gives an emphatic, "Yes." But why? According to People Magazine, Bethenny Frankel briefly touched on Mortimer's recent fall from grace. “[Tinsley] had her whole world at her fingertips and it kind of crashed and burned,” Frankel said of Mortimer, who was arrested in April of last year after she allegedly trespassed at the home of her former boyfriend, Nico Fanjul, in Palm Beach, Florida.

Tinsley Mortimer is focusing on a new chapter as she begins her stint on 'RHONY'

As the outlet revealed, Mortimer returned to New York City after her 2016 arrest and is now focused on starting fresh after the end of her troubled relationship with her ex-boyfriend.

Meanwhile, Mortimer's co-stars, Bethenny Frankel, is also doing her best to start fresh after the finalization of her divorce from Jason Hoppy.

Prior to joining the cast of "The Real Housewives of New York City," Mortimer appeared on 2010's "High Society," a short-lived reality series about the lives of her and her friends that aired on The CW.

The series was canceled after just one 8-episode season.

To see more of Tinsley Mortimer and her co-stars, tune in to "The Real Housewives of New York City" season nine, which premieres on April 5 at 9 p.m. on Bravo TV.